diff mbox series

serial: 8250: dw: Fix NULL pointer dereference

Message ID 20220502115621.77985-1-heikki.krogerus@linux.intel.com
State New
Headers show
Series serial: 8250: dw: Fix NULL pointer dereference | expand

Commit Message

Heikki Krogerus May 2, 2022, 11:56 a.m. UTC
dw8250_platform_data is only used on DT platforms for now.

Fixes: 4a218b277fdb ("serial: 8250: dw: Create a generic platform data structure")
Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>

I'm sorry, I have to resend this (to you guys).
I left out the mailing lists.

 drivers/tty/serial/8250/8250_dw.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series


diff --git a/drivers/tty/serial/8250/8250_dw.c b/drivers/tty/serial/8250/8250_dw.c
index 0cf1a99dc1244..31422e44c64ff 100644
--- a/drivers/tty/serial/8250/8250_dw.c
+++ b/drivers/tty/serial/8250/8250_dw.c
@@ -433,9 +433,9 @@  static void dw8250_prepare_rx_dma(struct uart_8250_port *p)
 static void dw8250_quirks(struct uart_port *p, struct dw8250_data *data)
 	struct device_node *np = p->dev->of_node;
-	unsigned int quirks = data->pdata->quirks;
 	if (np) {
+		unsigned int quirks = data->pdata->quirks;
 		int id;
 		/* get index of serial line, if found in DT aliases */